423200144422 has 128 divisors (see below), whose sum is σ = 746394808320. Its totient is φ = 178142976000.

The previous prime is 423200144347. The next prime is 423200144429. The reversal of 423200144422 is 224441002324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423200144429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 743760954 + ... + 743761522.

It is an arithmetic number, because the mean of its divisors is an integer number (5831209440).

Almost surely, 2^423200144422 is an apocalyptic number.

423200144422 is a deficient number, since it is larger than the sum of its proper divisors (323194663898).

423200144422 is a wasteful number, since it uses less digits than its factorization.

423200144422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 423200144422 its reverse (224441002324), we get a palindrome (647641146746).

The spelling of 423200144422 in words is "four hundred twenty-three billion, two hundred million, one hundred forty-four thousand, four hundred twenty-two".